Local and semi-local shape from shading for a single perspective image of a smooth object.
Michael A. PennaPublished in: Comput. Vis. Graph. Image Process. (1989)
Keyphrases
- shape from shading
- shape reconstruction
- light source
- surface normals
- perspective projection
- intensity images
- single image
- photometric stereo
- surface reflectance
- shape recovery
- surface orientation
- reflectance map
- specular surfaces
- shape from texture
- provably convergent
- real objects
- reflectance model
- point light source
- lighting conditions
- surface shape
- surface patches
- curved surfaces
- geometric constraints
- object segmentation
- partial occlusion
- illumination direction
- facial shape
- three dimensional